Change individual DataGridView row colors based on column value

private void SetDGRowBackground()
{
  string rowValue, pKeyValue = "MyKeyValue".ToLower();
  int cellNumber = 0 // set to the cell to validate

  for (int r = 0; r < this.dgMain.Rows.Count; r++)
  {
    rowValue = this.dgMain.Rows[r].Cells[cellNumber].Value.ToString().ToLower();
    if (rowValue.Contains(pKeyValue)) { this.dgMain.Rows[r].DefaultCellStyle.BackColor = Color.OrangeRed; }
  }//for (int r = 0; r < this.dgMain.Rows.Count; r++)
}//void SetDGRowBackground()

protected void SetDGRowBackground(int pCellNumber, string pKeyValue, System.Drawing.Color pColor)
{
  string rowValue;

  for (int r = 0; r < this.dgMain.Rows.Count; r++)
  {
    rowValue = this.dgMain.Rows[r].Cells[cellNumber].Value.ToString().ToLower();
    if (rowValue.Contains(pKeyValue)) { this.dgMain.Rows[r].DefaultCellStyle.BackColor = pColor; }
  }//for (int r = 0; r < this.dgMain.Rows.Count; r++)
}//void SetDGRowBackground(int pCellNumber, string pKeyValue, System.Drawing.Color pColor)

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